Home / 56,045.94-77,341.85-30,552.80

Finding the Fourth Proportional to 56,045.94, 77,341.85 and 30,552.80

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Solution

The fourth proportional to 56,045.94, 77,341.85 and 30,552.80 is: 42,162.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,045.94 : 77,341.85 = 30,552.80 : x
  2. Step 2: Convert to fraction form
    56,045.94/77,341.85 = 30,552.80/x
  3. Step 3: Cross multiply
    56,045.94x = 77,341.85 × 30,552.80
  4. Step 4: Simplify right side
    56,045.94x = 2,363,009,921.92
  5. Step 5: Solve for x
    x = 2,363,009,921.92/56,045.94
  6. Step 6: Final answer
    x = 42,162.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.